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Removing human bias from an concentrated market

Reported by Hedgeweek
Sep 14, 2026· 2 min read
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Key Takeaways
  • • Mast Investments is leveraging a 30-year proprietary dataset and systematic investment processes to reduce behavioral biases and capitalize on technology-driven market concentration and uneven growth patterns.
  • • Yung-Shin Kung, CIO of Mast Investments and former pioneer of liquid alternative strategies at Credit Suisse and UBS, departed those institutions in 2024 to execute investment strategies with greater speed and clarity in an evolving market environment.
  • • Data availability has fundamentally reversed over the past decade—contrary to earlier assumptions that technology would increase data availability, clean data is now becoming scarcer and more expensive, positioning managers with proprietary datasets at a competitive advantage.
  • • Current markets are characterized by post-COVID growth concentration heavily skewed toward technology, creating both opportunity and risk as concentrated positioning generates losers alongside winners.
  • • Talent retention at large platforms remains a persistent challenge, with investment professionals increasingly seeking ownership over intellectual property and greater agency as capital scales.
Summary
Mast Investments is positioning itself at the intersection of systematic investing and market structure evolution, employing algorithmic processes designed to mitigate human behavioral biases while exploiting inefficiencies created by technology-led market concentration. The firm's approach reflects a broader recognition that today's investment landscape differs materially from the assumptions that guided strategy development over the past three decades.

Yung-Shin Kung, the firm's Chief Investment Officer, brings three decades of institutional experience from Credit Suisse and UBS, where he pioneered structured liquid alternative strategies. His decision to establish Mast Investments in 2024 was driven by a desire to operate with heightened execution speed and maintain strategic focus on technological evolution reshaping markets. According to Kung, the fundamental thesis underlying the firm's positioning rests on a counterintuitive shift in data dynamics: while technology was broadly expected to democratize and increase data availability, the actual trajectory has reversed, with clean, usable data becoming increasingly scarce and expensive. This dynamic creates a structural advantage for managers with access to proprietary datasets accumulated over extended periods.

Kung identifies current market conditions as fundamentally altered from historical regimes, characterized by a concentrated post-COVID growth cycle heavily weighted toward technology stocks. This concentration creates asymmetric risk profiles where crowded positioning generates both significant winners and multiple losers. Mast's systematic approach aims to identify these dislocations while removing the emotional and cognitive biases that typically drive retail and institutional decision-making in concentrated markets.

The firm's establishment also reflects a broader industry trend regarding talent management at scale. As large platforms accumulate capital, institutional investment professionals increasingly seek ownership structures and decision-making authority over their intellectual property—a dynamic that has historically created friction at mega-platforms managing multi-hundred-billion-dollar asset bases. Kung's transition exemplifies this pattern, prioritizing operational independence and strategic control over institutional scale.

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Sources

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Hedgeweek Removing human bias from an concentrated market